Small fixes for displaying volume.

UI.cpp

@@ -198,11 +198,20 @@ void ui_show_volume(void)
     lcd.show(0, 0, LCD_CHARS, "Volume");
 
   lcd.show(0, LCD_CHARS - 3, 3, vol * 100);
+  if (vol == 0.0)
+    lcd.show(1, 0, LCD_CHARS , " ");
+  else
+  {
+    if (vol < (float(LCD_CHARS) / 100))
+      lcd.show(1, 0, LCD_CHARS, "*");
+    else
+    {
       for (uint8_t i = 0; i < map(vol * 100, 0, 100, 0, LCD_CHARS); i++)
         lcd.show(1, i, 1, "*");
       for (uint8_t i = map(vol * 100, 0, 100, 0, LCD_CHARS); i < LCD_CHARS; i++)
         lcd.show(1, i, 1, " ");
-
+    }
+  }
   ui_state = UI_VOLUME;
 }
 

config.h

@@ -66,7 +66,7 @@
 
 // Debug output
 #define SERIAL_SPEED 38400
-#define DEBUG 1
+//#define DEBUG 1
 #define SHOW_MIDI_EVENT 1
 #define SHOW_XRUN 1
 #define SHOW_CPU_LOAD_MSEC 5000
@@ -99,8 +99,8 @@
 #define UI_AUTO_BACK_MS 2000
 
 // Encoder with button
-#define ENC_VOL_STEPS 50
-#define TIMER_UI_HANDLING_MS 50
+#define ENC_VOL_STEPS 43
+#define TIMER_UI_HANDLING_MS 100
 #define NUM_ENCODER 2
 #define ENC_L_PIN_A  3
 #define ENC_L_PIN_B  2

dexed_sysex.cpp

@@ -257,8 +257,8 @@ bool load_sysex(uint8_t b, uint8_t v)
 #endif
       return (dexed->loadSysexVoice(data));
     }
-    else
 #ifdef DEBUG
+    else
       Serial.println(F("E : Cannot load voice data"));
 #endif
   }